1 Hardware Overview 1.6 Batteries
1-12 Minnesota 10M/10MG Series Maintenance Manual
1.6 Batteries
The computer has two types of battery:
Main battery pack (18650 size)
RTC battery
The removable main battery pack is the computer’s main power source when the AC adapter
is not attached.
The battery specifications are listed in the table below.
Battery name Material Output voltage Capacity
Main battery (3 cells) Lithium-Ion 10.8V 2000mAH
Main battery (6 cells) Lithium-Ion 10.8V 4000mAH
Main battery (9 cells) Lithium-Ion 10.8V 6000mAH
RTC battery (Maxell
ML1220T10)
Lithium-Ion 3.0V 14 mAH
RTC battery (Maxell
ML1220HT10)
Lithium-Ion 3.0V 18 mAH
RTC battery (Sanyo
ML1220T28)
Lithium-Ion 3.0V 15 mAH
RTC battery (Panasonic
ML1220/B)
Lithium-Ion 3.0V 17 mAh
Table 1-4 Battery specifications